28178332

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11059}}^1$

素因数の和:11090

約数の個数: 36

約数和(自身を含む): 61781160

約数和(自身を除く): 33602828

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 11059, 22118, 44236, 77413, 143767, 154826, 287534, 309652, 541891, 575068, 1006369, 1083782, 2012738, 2167564, 4025476, 7044583, 14089166, 28178332]

約数ペア:

[(1, 28178332), (2, 14089166), (4, 7044583), (7, 4025476), (13, 2167564), (14, 2012738), (26, 1083782), (28, 1006369), (49, 575068), (52, 541891), (91, 309652), (98, 287534), (182, 154826), (196, 143767), (364, 77413), (637, 44236), (1274, 22118), (2548, 11059)]